Home / 3,343,126-4,613,513.88-1,912,342

Finding the Fourth Proportional to 3,343,126, 4,613,513.88 and 1,912,342

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Solution

The fourth proportional to 3,343,126, 4,613,513.88 and 1,912,342 is: 2,639,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,126 : 4,613,513.88 = 1,912,342 : x
  2. Step 2: Convert to fraction form
    3,343,126/4,613,513.88 = 1,912,342/x
  3. Step 3: Cross multiply
    3,343,126x = 4,613,513.88 × 1,912,342
  4. Step 4: Simplify right side
    3,343,126x = 8,822,616,360,306.96
  5. Step 5: Solve for x
    x = 8,822,616,360,306.96/3,343,126
  6. Step 6: Final answer
    x = 2,639,031.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.